html {
  height: 100%;
  scroll-padding-top: calc(4.5rem - 1px);
}

body {
  width: 100%;
  height: 100%;
}

#main {
  background-color: #050b1a;
  background-position: top;
  background-repeat: repeat-y;
  background-attachment: scroll;
  background-size: cover;
}

@media (max-width: 720px) {
  #main {
    background-image: url(../images/background-mobile.jpg);
  }
}

@media (min-width: 721px) {
  #main {
    background-image: url(../images/background.jpg);
  }
}

.page-section {
  padding: 8rem 0;
}

.text-white-75 {
  color: rgba(255, 255, 255, 0.75) !important;
}

.btn-xl {
  padding: 1.25rem 2.25rem;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  border: none;
  border-radius: 10rem;
}

hr.divider {
  height: 0.2rem;
  max-width: 3.25rem;
  margin: 1.5rem auto;
  background-color: #0d6efd;
  opacity: 1;
}

hr.divider-light {
  background-color: #fff;
}

#mainNav {
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  background-color: #050b1a;
  transition: background-color 0.2s ease;
}

#mainNav .navbar-brand {
  font-family: "Merriweather Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  font-weight: 700;
  color: #FFF;
}

#mainNav .nav-logo {
  height: 30px;
}

#mainNav .navbar-nav .nav-item .nav-link {
  color: #6c757d;
  font-family: "Merriweather Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.75rem 0;
}

#mainNav .navbar-nav .nav-item .nav-link:hover,
#mainNav .navbar-nav .nav-item .nav-link:active {
  color: #0d6efd;
}

#mainNav .navbar-nav .nav-item .nav-link.active {
  color: #0d6efd !important;
}

#mainNav .navbar-toggler {
  background-color: #FFF;
}

@media (min-width: 992px) {
  #mainNav {
    box-shadow: none;
    background-color: transparent;
  }

  #mainNav .navbar-brand {
    color: rgba(255, 255, 255, 0.9);
  }

  #mainNav .navbar-brand:hover {
    color: #fff;
  }

  #mainNav .navbar-nav .nav-item .nav-link {
    color: rgba(255, 255, 255, 0.9);
    padding: 0 1rem;
  }

  #mainNav .navbar-nav .nav-item .nav-link:hover {
    color: #fff;
  }

  #mainNav .navbar-nav .nav-item:last-child .nav-link {
    padding-right: 0;
  }

  #mainNav.navbar-shrink {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    background-color: #050b1a;
  }

  /* #mainNav.navbar-shrink .navbar-brand {
    color: #212529;
  } */
  /* #mainNav.navbar-shrink .navbar-brand:hover {
    color: #0d6efd;
  } */
  /* #mainNav.navbar-shrink .navbar-nav .nav-item .nav-link {
    color: #212529;
  } */
  /* #mainNav.navbar-shrink .navbar-nav .nav-item .nav-link:hover {
    color: #0d6efd;
  } */
}

#product {
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.25) 0%, rgba(0, 0, 0, 0.5) 100%)
}

#profile {
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.25) 0%, rgba(0, 0, 0, 0.5) 100%)
}

#contact {
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.25) 0%, rgba(0, 0, 0, 0.5) 100%)
}

section.masthead {
  padding-top: 10rem;
  padding-bottom: calc(10rem - 4.5rem);
  /* background-color: #050b1a; */
  /* background: linear-gradient(to bottom, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.2) 100%), url("../images/bg-01.jpg"); */
  /* background: url("../images/bg-01.jpg"); */
  /* background-position: center; */
  /* background-repeat: no-repeat; */
  /* background-attachment: scroll; */
  /* background-size: cover; */
}

section.masthead h1,
section.masthead .h1 {
  font-size: 2.25rem;
}

@media (min-width: 992px) {
  section.masthead {
    height: 100vh;
    min-height: 40rem;
    padding-top: 4.5rem;
    padding-bottom: 0;
  }

  section.masthead p {
    font-size: 1.15rem;
  }

  section.masthead h1,
  section.masthead .h1 {
    font-size: 3rem;
  }
}

@media (min-width: 1200px) {

  section.masthead h1,
  section.masthead .h1 {
    font-size: 3.5rem;
  }
}

#portfolio .container-fluid,
#portfolio .container-sm,
#portfolio .container-md,
#portfolio .container-lg,
#portfolio .container-xl,
#portfolio .container-xxl {
  max-width: 1920px;
}

#portfolio .container-fluid .portfolio-box,
#portfolio .container-sm .portfolio-box,
#portfolio .container-md .portfolio-box,
#portfolio .container-lg .portfolio-box,
#portfolio .container-xl .portfolio-box,
#portfolio .container-xxl .portfolio-box {
  position: relative;
  display: block;
}

#portfolio .container-fluid .portfolio-box .portfolio-box-caption,
#portfolio .container-sm .portfolio-box .portfolio-box-caption,
#portfolio .container-md .portfolio-box .portfolio-box-caption,
#portfolio .container-lg .portfolio-box .portfolio-box-caption,
#portfolio .container-xl .portfolio-box .portfolio-box-caption,
#portfolio .container-xxl .portfolio-box .portfolio-box-caption {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  width: 100%;
  height: 100%;
  position: absolute;
  bottom: 0;
  text-align: center;
  opacity: 0;
  color: #fff;
  background: rgba(41, 96, 180, 0.3);
  transition: opacity 0.25s ease;
  text-align: center;
}

#portfolio .container-fluid .portfolio-box .portfolio-box-caption .project-category,
#portfolio .container-sm .portfolio-box .portfolio-box-caption .project-category,
#portfolio .container-md .portfolio-box .portfolio-box-caption .project-category,
#portfolio .container-lg .portfolio-box .portfolio-box-caption .project-category,
#portfolio .container-xl .portfolio-box .portfolio-box-caption .project-category,
#portfolio .container-xxl .portfolio-box .portfolio-box-caption .project-category {
  font-family: "Merriweather Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
}

#portfolio .container-fluid .portfolio-box .portfolio-box-caption .project-name,
#portfolio .container-sm .portfolio-box .portfolio-box-caption .project-name,
#portfolio .container-md .portfolio-box .portfolio-box-caption .project-name,
#portfolio .container-lg .portfolio-box .portfolio-box-caption .project-name,
#portfolio .container-xl .portfolio-box .portfolio-box-caption .project-name,
#portfolio .container-xxl .portfolio-box .portfolio-box-caption .project-name {
  font-size: 1.2rem;
}

#portfolio .container-fluid .portfolio-box:hover .portfolio-box-caption,
#portfolio .container-sm .portfolio-box:hover .portfolio-box-caption,
#portfolio .container-md .portfolio-box:hover .portfolio-box-caption,
#portfolio .container-lg .portfolio-box:hover .portfolio-box-caption,
#portfolio .container-xl .portfolio-box:hover .portfolio-box-caption,
#portfolio .container-xxl .portfolio-box:hover .portfolio-box-caption {
  opacity: 1;
}

.footer {
  clear: both;
  width: 100%;
  padding: 0;
  margin: 0 auto;
  display: block;
  background: #050b1a;
  color: #fff
}

.footer .copyright {
  clear: both;
  text-align: center;
  padding: 0;
  padding-top: 10px;
  padding-bottom: 10px;
  margin: 0 auto;
  display: block
}

.footer .copyright span {
  text-align: center;
  color: #999;
  font-size: 12px;
  line-height: 17px;
  padding: 0;
  margin: 0 auto;
  display: inline-block;
  width: 100%
}

.footer .copyright span a {
  color: #999;
}